8,234 results
8,234 results for: Fish
- Animals
Young eels use magnetic ‘sixth sense’ to navigate
Migrating eels use Earth’s magnetic field.
- Animals
How oral vaccines could save Ethiopian wolves from extinction
A mass oral vaccination program in Ethiopian wolves could pave the way for other endangered species and help humans, too.
- Animals
Drowned wildebeests can feed a river ecosystem for years
Only a small percentage of wildebeests drown as they cross the Mara River, but they provide resources for the river ecosystem for years after their deaths.
- Genetics
Number of species depends how you count them
Genetic evidence alone may overestimate numbers of species, researchers warn.
- Animals
Lionfish invasion comes to the Mediterranean
Scientists had thought that the Mediterranean was too cold for lionfish to permanently settle there. But now they’ve found a population of the fish off Cyprus.
- Animals
Colorful pinwheel puts a new spin on mouse pregnancy
Among the winners of the 2017 Wellcome Image Awards is a rainbow of mouse placentas that shows how a mother’s immune system affects placental development.
- Humans
How to build a human brain
Organoids, made from human stem cells, are growing into brains and other miniorgans to help researchers study development
- Animals
That ‘Dory’ for sale may have been poisoned with cyanide
Preliminary results from a new study show that over half of aquarium fish sold in the United States may have been caught with cyanide.
- Animals
Genome clues help explain the strange life of seahorses
Researchers have decoded the genetic instruction manual of a seahorse (Hippocampus comes) and found clues to its nearly 104-million-year evolutionary history.
- Life
How bearded dragons switch their sex
RNA editing might affect reptile sex determination at temperature extremes.
- Neuroscience
Somewhere in the brain is a storage device for memories
New technology and new ideas spur the hunt for the physical basis of memory.
- Ecosystems
Invasive species, climate change threaten Great Lakes
In The Death and Life of the Great Lakes, a journalist chronicles the lakes’ downward spiral and slow revival.
